Vulnerability in Linux-Pam
CVE-2010-3435
The (1) pam_env and (2) pam_mail modules in Linux-PAM (aka pam) before 1.1.2 use root privileges during read access to files and directories that belong to arbitrary user accounts, which might allow local users to obtain sensitive information by leveraging this filesystem activity, as demonstrated by a symlink attack on the .pam_environment file in a user's home directory.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.7 (Medium). Vector: AV:L/AC:M/Au:N/C:C/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.004 (26.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 26.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux-Pam — versions 0.99.1.0, 0.99.2.0, 0.99.2.1
Public proof-of-concept exploits
References
- openwall.com/lists/oss-security/2010/09/27/5 (mailing-list, Patch)
- openwall.com/lists/oss-security/2010/09/21/3 (mailing-list, Patch)
- security.gentoo.org/glsa/glsa-201206-31.xml (vendor-advisory)
- lists.vmware.com/pipermail/security-announce/2011/000126.html (mailing-list)
- www.vupen.com/english/advisories/2011/0606 (vdb-entry)
- www.securityfocus.com/archive/1/516909/100/0/threaded (mailing-list)
- www.openwall.com/lists/oss-security/2010/09/24/2 (mailing-list)
- openwall.com/lists/oss-security/2010/09/27/10 (mailing-list)
- openwall.com/lists/oss-security/2010/09/27/4 (mailing-list, Patch)
- www.mandriva.com/security/advisories (vendor-advisory)
Frequently asked questions
- What is CVE-2010-3435?
- CVE-2010-3435 is a vulnerability in Linux-Pam. Published 2011-01-24.
- Is CVE-2010-3435 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.