High severity · published Aug 5, 2010
CVE-2010-2547
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…
8.1
CVSS
5.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)5.3% · higher than 93% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
5.0 · source: NVD
FE
Fedora · Fedoraproject
13 · source: NVD
GN
Gnupg · Gnupg
2.0.0 through 2.0.16 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2010-2547
CVE.org
https://www.cve.org/CVERecord?id=CVE-2010-2547
Mailing List
http://lists.fedoraproject.org/pipermail/package-announce/2010-August/044935.html
Patch
http://lists.gnupg.org/pipermail/gnupg-announce/2010q3/000302.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00001.html
Broken Link
http://secunia.com/advisories/38877
Broken Link
http://secunia.com/advisories/40718
Broken Link
http://secunia.com/advisories/40841
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