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CVE-2011-1159

20
FAUCET Score

CVE-2011-1159 describes a denial-of-service vulnerability in acpid versions prior to 2.0.9. A local attacker can exploit this by connecting to acpid.socket without reading data, causing the daemon to hang. This vulnerability has a low severity CVSS score of 2.1, indicating a local attack vector with low complexity and a partial availability impact. There is no evidence of active exploitation, though an ExploitDB entry exists for acpid 1.0.x, and it has garnered minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.0.8CPE matchmatch criteria
cpe:2.3:a:tedfelix:acpid:*:*:*:*:*:*:*:*
1.0.8CPE matchmatch criteria
cpe:2.3:a:tedfelix:acpid:1.0.8:*:*:*:*:*:*:*
1.0.10CPE matchmatch criteria
cpe:2.3:a:tedfelix:acpid:1.0.10:*:*:*:*:*:*:*
2.0.0CPE matchmatch criteria
cpe:2.3:a:tedfelix:acpid:2.0.0:*:*:*:*:*:*:*
2.0.1CPE matchmatch criteria
cpe:2.3:a:tedfelix:acpid:2.0.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.1LOW

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.09%
Probability of exploitation in next 30 days
EPSS Percentile
62.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-35240 · Jan 19, 2011
This CVE's current EPSS score of 0.0109 is in the 92nd percentile among its peer group of 2,096 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.6 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 (5)

fedorapatch availablevia nvd_reference
View patch
redhatpatch availablevia nvd_reference
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: acpid
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: acpid
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: acpid

Vendor Advisories (1)

redhatCVE-2011-1159Low

acpid: blocked writes can lead to acpid daemon hang

Jan 19, 2011

References

lists.fedoraproject.org / pipermail/package-announce/2011-May/059880.html
Patch
lists.fedoraproject.org / pipermail/package-announce/2011-May/060053.html
Patch
bugzilla.redhat.com / show_bug.cgi
Patch
secunia.com / advisories/42947
Vendor Advisory
secunia.com / advisories/44621
Vendor Advisory
openwall.com / lists/oss-security/2011/01/19/4
ExploitPatch
openwall.com / lists/oss-security/2011/03/15/12
ExploitPatch
openwall.com / lists/oss-security/2011/03/15/7
ExploitPatch
securityfocus.com / bid/45915