CVE-2011-1018

NONECVSS 0.0Weaponized

0.0

logwatch.pl in Logwatch 7.3.6 allows remote attackers to execute arbitrary commands via shell metacharacters in a log file name, as demonstrated via a crafted username to a Samba server.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 95.8%
KEV: Not listed

Published

February 25, 2011

Last Modified

April 29, 2026

References (46)

secalert@redhathttp://lists.fedoraproject.org/pipermail/package-announce/2011-March/055579.html
secalert@redhathttp://lists.fedoraproject.org/pipermail/package-announce/2011-March/055585.html
secalert@redhathttp://lists.fedoraproject.org/pipermail/package-announce/2011-March/055617.html
secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
secalert@redhathttp://logwatch.svn.sourceforge.net/viewvc/logwatch/scripts/logwatch.pl?r1=3&r2=26&pathrev=26
secalert@redhathttp://secunia.com/advisories/43356
secalert@redhathttp://secunia.com/advisories/43495
secalert@redhathttp://secunia.com/advisories/43622
secalert@redhathttp://secunia.com/advisories/43644
secalert@redhathttp://secunia.com/advisories/43734
secalert@redhathttp://sourceforge.net/mailarchive/forum.php?thread_name=4D604843.7040303%40mblmail.net&forum_name=logwatch-devel
secalert@redhathttp://sourceforge.net/tracker/?func=detail&aid=3184223&group_id=312875&atid=1316824
secalert@redhathttp://www.debian.org/security/2011/dsa-2182
secalert@redhathttp://www.openwall.com/lists/oss-security/2011/02/24/13
secalert@redhathttp://www.openwall.com/lists/oss-security/2011/02/24/15

Patch Availability(2)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	logwatch (7.3.6.cvs20090906-1ubuntu3.1) @ maverick	2026-05-29	ubuntu
redhat	logwatch-0:7.3.6-49.el6	2011-03-07	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-20Improper Input Validation

All Vendor Advisories

(2)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 10× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 06:08 UTCepss_batch
2026-06-05 06:07 UTCepss_batch
2026-06-04 13:09 UTCepss_batch
2026-06-04 13:09 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-29 08:41 UTCEG score recompute
2026-05-29 08:41 UTCVendor advisory
2026-05-29 08:41 UTCGHSA enrichment
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-35386✓ verified
First seen Feb 24, 2011
Logwatch Log File - Special Characters Privilege Escalation
Open source ↗

Frequently asked(4)

What is CVE-2011-1018?

CVE-2011-1018 is a none vulnerability published on February 25, 2011. logwatch.pl in Logwatch 7.3.6 allows remote attackers to execute arbitrary commands via shell metacharacters in a log file name, as demonstrated via a crafted username to a Samba server.

When was CVE-2011-1018 disclosed?

CVE-2011-1018 was first published in the National Vulnerability Database on February 25, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2011-1018 actively exploited?

CVE-2011-1018 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 95.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2011-1018?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-1018, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2011-1018

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CVE-2011-1018

Published

Last Modified

References (46)

Patch Availability(2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Publicly available exploits

Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-1018?

Same vendor

Same CWE

CVE-2011-1018

📅 Published

🔄 Last Modified

🔗 References (46)

Patch Availability(2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-1018?

🔗 Related CVEs(same vendor + same CWE)

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Last Modified

References (46)

Frequently asked(4)

Related CVEs(same vendor + same CWE)