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CVE-2012-1165

22
FAUCET Score

CVE-2012-1165 describes a denial-of-service vulnerability in OpenSSL versions prior to 0.9.8u and 1.0.0h, specifically within the mime_param_cmp function. A remote attacker can trigger a NULL pointer dereference and application crash by sending a specially crafted S/MIME message. This vulnerability has a CVSS score of 5.0, indicating a medium severity with a network attack vector, low complexity, and potential for partial availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.9.8tCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*
0.9.1cCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:0.9.1c:*:*:*:*:*:*:*
0.9.2bCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:0.9.2b:*:*:*:*:*:*:*
0.9.3CPE matchmatch criteria
cpe:2.3:a:openssl:openssl:0.9.3:*:*:*:*:*:*:*
0.9.3aCPE matchmatch criteria
cpe:2.3:a:openssl:openssl:0.9.3a:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
6.77%
Probability of exploitation in next 30 days
EPSS Percentile
93.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0677 is in the 90th percentile among its peer group of 23,701 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (10)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: openssl-0:0.9.8e-22.el5_8.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: openssl-0:1.0.0-20.el6_2.3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 5.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Enterprise Application Platform 6.0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 1.0
View patch
redhatno patchvia redhat_api
Product: Red Hat JBoss Enterprise Web Server 1Fixed in: openssl
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: openssl096b
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: openssl097a
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: openssl098e
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: openssl

Vendor Advisories (1)

redhatCVE-2012-1165Moderate

openssl: mime_param_cmp NULL dereference crash

Mar 12, 2012

References

cvs.openssl.org / chngview
h20000.www2.hp.com / bizsupport/TechSupport/Document.jsp
lists.fedoraproject.org / pipermail/package-announce/2012-April/077086.html
lists.fedoraproject.org / pipermail/package-announce/2012-April/077221.html
lists.fedoraproject.org / pipermail/package-announce/2012-April/077666.html
lists.fedoraproject.org / pipermail/package-announce/2012-November/092905.html
marc.info
marc.info
rhn.redhat.com / errata/RHSA-2012-0426.html
rhn.redhat.com / errata/RHSA-2012-0488.html
rhn.redhat.com / errata/RHSA-2012-0531.html
rhn.redhat.com / errata/RHSA-2012-1306.html
rhn.redhat.com / errata/RHSA-2012-1307.html
rhn.redhat.com / errata/RHSA-2012-1308.html
downloads.avaya.com / css/P8/documents/100162507
secunia.com / advisories/48580
secunia.com / advisories/48895
secunia.com / advisories/48899
debian.org / security/2012/dsa-2454
openwall.com / lists/oss-security/2012/03/12/3
openwall.com / lists/oss-security/2012/03/12/6
openwall.com / lists/oss-security/2012/03/12/7
openwall.com / lists/oss-security/2012/03/13/2
securityfocus.com / bid/52764
securitytracker.com / id
ubuntu.com / usn/USN-1424-1