CVE-2013-7177: n/a vulnerability

CVE-2013-7177: config/filter.d/cyrus-imap.conf in the cyrus-imap filter in Fail2ban before 0.8.11 allows remote attackers...

config/filter.d/cyrus-imap.conf in the cyrus-imap filter in Fail2ban before 0.8.11 allows remote attackers to trigger the blocking of an arbitrary IP address via a crafted e-mail address that matches an improperly designed regular expression.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 18:01 UTC (UTC+00:00)

Security readout for executives and security teams

This flaw lets a remote sender trick vulnerable Fail2ban Cyrus IMAP filtering into banning an arbitrary IP address. The likely business impact is service disruption or accidental lockout of legitimate users, not server takeover based on the provided sources. Exposure is likely limited to systems running Fail2ban before 0.8.11 with the cyrus-imap filter enabled and acting on Cyrus IMAP log events. Treat as a moderate availability risk for affected mail infrastructure. Prioritize patching where Fail2ban protects Cyrus IMAP services or where wrongful IP blocking could disrupt users or partners. Mitigation focus: Upgrade Fail2ban to 0.8.11 or a vendor-patched package.; Apply relevant Debian or openSUSE security updates where applicable.; Check current vendor guidance for supported fixed package versions..

Prepared: Jun 14, 2026, 14:50 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cve · low confidence lookup

CVE-2013-7177 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup

Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Feb 1, 2014, 15:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://github.com/fail2ban/fail2ban/commit/bd175f026737d66e7110868fb50b3760ff75e087CVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.