NVD

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CVE-2010-2547 Detail

Description

Use-after-free vulnerability in kbx/keybox-blob.c in GPGSM in GnuPG 2.x through 2.0.16 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a certificate with a large number of Subject Alternate Names, which is not properly handled in a realloc operation when importing the certificate or verifying its signature.

Severity

CVSS 3.x Severity and Metrics:

NIST: NVD

Base Score: 8.1 HIGH

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

Evaluator Impact

Per: http://lists.gnupg.org/pipermail/gnupg-announce/2010q3/000302.html 'GnuPG 1.x is NOT affected because it does not come with the GPGSM tool.'

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
http://lists.fedoraproject.org/pipermail/package-announce/2010-August/044935.html	Mailing List Third Party Advisory
http://lists.gnupg.org/pipermail/gnupg-announce/2010q3/000302.html	Patch Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00001.html	Mailing List Third Party Advisory
http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.462008	Broken Link
http://wiki.rpath.com/wiki/Advisories:rPSA-2010-0076	Broken Link
http://www.debian.org/security/2010/dsa-2076	Mailing List Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2010:143	Broken Link
http://www.securityfocus.com/bid/41945	Broken Link Third Party Advisory VDB Entry
http://www.securitytracker.com/id?1024247	Broken Link Third Party Advisory VDB Entry
http://www.vupen.com/english/advisories/2010/1931	Broken Link Vendor Advisory
http://www.vupen.com/english/advisories/2010/1950	Broken Link Vendor Advisory
http://www.vupen.com/english/advisories/2010/1988	Broken Link Vendor Advisory
http://www.vupen.com/english/advisories/2010/2217	Broken Link
http://www.vupen.com/english/advisories/2010/3125	Broken Link
https://issues.rpath.com/browse/RPL-3229	Broken Link

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-416	Use After Free	NIST

Known Affected Software Configurations Switch to CPE 2.2

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Denotes Vulnerable Software
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Change History

4 change records found show changes

Modified Analysis by NIST 2/02/2024 11:34:14 AM

Action	Type	Old Value	New Value
Added	CPE Configuration		OR cpe:2.3:o:debian:debian_linux:5.0:::::::
Added	CPE Configuration		OR cpe:2.3:o:fedoraproject:fedora:13:::::::
Changed	CPE Configuration	Record truncated, showing 500 of 727 characters. View Entire Change Record OR cpe:2.3:a:gnupg:gnupg:2.0::::::: cpe:2.3:a:gnupg:gnupg:2.0.1::::::: cpe:2.3:a:gnupg:gnupg:2.0.3::::::: cpe:2.3:a:gnupg:gnupg:2.0.4::::::: cpe:2.3:a:gnupg:gnupg:2.0.5::::::: cpe:2.3:a:gnupg:gnupg:2.0.6::::::: cpe:2.3:a:gnupg:gnupg:2.0.7::::::: cpe:2.3:a:gnupg:gnupg:2.0.8::::::: cpe:2.3:a:gnupg:gnupg:2.0.10::::::: cpe:2.3:a:gnupg:gnupg:2.0.11::::::: *cpe:2.3:a:g	OR cpe:2.3:a:gnupg:gnupg::::::::* versions from (including) 2.0.0 up to (including) 2.0.16
Added	CVSS V3.1		NIST AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Added	CWE		NIST CWE-416
Removed	CWE	NIST CWE-399
Changed	Evaluator Impact	Per: http://lists.gnupg.org/pipermail/gnupg-announce/2010q3/000302.html 'GnuPG 1.x is NOT affected because it does not come with the GPGSM tool.'	Per: http://lists.gnupg.org/pipermail/gnupg-announce/2010q3/000302.html 'GnuPG 1.x is NOT affected because it does not come with the GPGSM tool.'
Changed	Reference Type	http://lists.fedoraproject.org/pipermail/package-announce/2010-August/044935.html No Types Assigned	http://lists.fedoraproject.org/pipermail/package-announce/2010-August/044935.html Mailing List, Third Party Advisory
Changed	Reference Type	http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00001.html No Types Assigned	http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00001.html Mailing List, Third Party Advisory
Changed	Reference Type	http://secunia.com/advisories/38877 Vendor Advisory	http://secunia.com/advisories/38877 Broken Link, Vendor Advisory
Changed	Reference Type	http://secunia.com/advisories/40718 Vendor Advisory	http://secunia.com/advisories/40718 Broken Link, Vendor Advisory
Changed	Reference Type	http://secunia.com/advisories/40841 Vendor Advisory	http://secunia.com/advisories/40841 Broken Link, Vendor Advisory
Changed	Reference Type	http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.462008 No Types Assigned	http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.462008 Broken Link
Changed	Reference Type	http://wiki.rpath.com/wiki/Advisories:rPSA-2010-0076 No Types Assigned	http://wiki.rpath.com/wiki/Advisories:rPSA-2010-0076 Broken Link
Changed	Reference Type	http://www.debian.org/security/2010/dsa-2076 No Types Assigned	http://www.debian.org/security/2010/dsa-2076 Mailing List, Third Party Advisory
Changed	Reference Type	http://www.mandriva.com/security/advisories?name=MDVSA-2010:143 No Types Assigned	http://www.mandriva.com/security/advisories?name=MDVSA-2010:143 Broken Link
Changed	Reference Type	http://www.securityfocus.com/bid/41945 No Types Assigned	http://www.securityfocus.com/bid/41945 Broken Link, Third Party Advisory, VDB Entry
Changed	Reference Type	http://www.securitytracker.com/id?1024247 No Types Assigned	http://www.securitytracker.com/id?1024247 Broken Link, Third Party Advisory, VDB Entry
Changed	Reference Type	http://www.vupen.com/english/advisories/2010/1931 Vendor Advisory	http://www.vupen.com/english/advisories/2010/1931 Broken Link, Vendor Advisory
Changed	Reference Type	http://www.vupen.com/english/advisories/2010/1950 Vendor Advisory	http://www.vupen.com/english/advisories/2010/1950 Broken Link, Vendor Advisory
Changed	Reference Type	http://www.vupen.com/english/advisories/2010/1988 Vendor Advisory	http://www.vupen.com/english/advisories/2010/1988 Broken Link, Vendor Advisory
Changed	Reference Type	http://www.vupen.com/english/advisories/2010/2217 No Types Assigned	http://www.vupen.com/english/advisories/2010/2217 Broken Link
Changed	Reference Type	http://www.vupen.com/english/advisories/2010/3125 No Types Assigned	http://www.vupen.com/english/advisories/2010/3125 Broken Link
Changed	Reference Type	https://issues.rpath.com/browse/RPL-3229 No Types Assigned	https://issues.rpath.com/browse/RPL-3229 Broken Link

CVE Modified by Red Hat, Inc. 2/12/2023 10:18:12 PM

Action	Type	Old Value	New Value
Removed	CVSS V2	Red Hat, Inc. (AV:N/AC:H/Au:N/C:P/I:P/A:P)
Removed	CVSS V2 Metadata	Victim must voluntarily interact with attack mechanism
Changed	Description	CVE-2010-2547 GnuPG 2: use-after-free when importing certificate with many alternate names	Use-after-free vulnerability in kbx/keybox-blob.c in GPGSM in GnuPG 2.x through 2.0.16 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a certificate with a large number of Subject Alternate Names, which is not properly handled in a realloc operation when importing the certificate or verifying its signature.
Removed	Reference	https://access.redhat.com/errata/RHSA-2010:0603 [No Types Assigned]
Removed	Reference	https://access.redhat.com/security/cve/CVE-2010-2547 [No Types Assigned]
Removed	Reference	https://bugzilla.redhat.com/show_bug.cgi?id=618156 [No Types Assigned]

CVE Modified by Red Hat, Inc. 2/02/2023 12:17:45 PM

Action	Type	Old Value	New Value
Added	CVSS V2		Red Hat, Inc. (AV:N/AC:H/Au:N/C:P/I:P/A:P)
Changed	Description	Use-after-free vulnerability in kbx/keybox-blob.c in GPGSM in GnuPG 2.x through 2.0.16 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a certificate with a large number of Subject Alternate Names, which is not properly handled in a realloc operation when importing the certificate or verifying its signature.	CVE-2010-2547 GnuPG 2: use-after-free when importing certificate with many alternate names
Added	Reference		https://access.redhat.com/errata/RHSA-2010:0603 [No Types Assigned]
Added	Reference		https://access.redhat.com/security/cve/CVE-2010-2547 [No Types Assigned]
Added	Reference		https://bugzilla.redhat.com/show_bug.cgi?id=618156 [No Types Assigned]

Quick Info

CVE Dictionary Entry:
CVE-2010-2547
NVD Published Date:
08/05/2010
NVD Last Modified:
02/02/2024
Source:
Red Hat, Inc.

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