01 Record
CVE-2011-2527
The change_process_uid function in os-posix.c in Qemu 0.14.0 and earlier does not properly drop group privileges when the -runas option is used, which allows local guest users to access restricted
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The change_process_uid function in os-posix.c in Qemu 0.14.0 and earlier does not properly drop group privileges when the -runas option is used, which allows local guest users to access restricted
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.43% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 37.8% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2012-06-21 15:00Z14 YR AGO
- Last updated
- 2024-08-06 23:00Z2 YR AGO
- Reserved
- 2011-06-15
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 9563ec457161e1bb84e36e2e3a2fda7a0e3a0ee696c6bb733fbc46a6f3ee15c2
05 Affected products
06 References
- exchange.xforce.ibmcloud.comqemu-runas-priv-escalation(68539)https://exchange.xforce.ibmcloud.com/vulnerabilities/68539
- www.openwall.com[oss-security] 20110712 CVE Request: qemu -runas does not clear supplementary groupshttp://www.openwall.com/lists/oss-security/2011/07/12/5
- www.securityfocus.com48659http://www.securityfocus.com/bid/48659
- www.openwall.com[oss-security] 20110712 Re: CVE Request: qemu -runas does not clear supplementary groupshttp://www.openwall.com/lists/oss-security/2011/07/12/15
- www.debian.orgDSA-2282https://www.debian.org/security/2011/dsa-2282
- secunia.com47992http://secunia.com/advisories/47992
- secunia.com45419http://secunia.com/advisories/45419
- bugs.launchpad.nethttps://bugs.launchpad.net/qemu/+bug/807893
- lists.opensuse.orgopenSUSE-SU-2012:0207http://lists.opensuse.org/opensuse-updates/2012-02/msg00009.html
- www.osvdb.org74752http://www.osvdb.org/74752
- secunia.com47157http://secunia.com/advisories/47157
- secunia.com45188http://secunia.com/advisories/45188
- ubuntu.comUSN-1177-1http://ubuntu.com/usn/usn-1177-1
- secunia.com45187http://secunia.com/advisories/45187
- lists.fedoraproject.orgFEDORA-2012-8604http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081972.html
- rhn.redhat.comRHSA-2011:1531http://rhn.redhat.com/errata/RHSA-2011-1531.html