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CVE-2007-1397

46
FAUCET Score

CVE-2007-1397 describes multiple stack-based buffer overflows in the ExtractRnick and decrypt_topic_332 functions of FiSH, allowing remote attackers to execute arbitrary code via long strings. This vulnerability carries a critical CVSS score of 10.0, indicating a network-based attack with low complexity and complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog or Hot List, exploit code is publicly available on ExploitDB, though there is no evidence of active exploitation or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:fish:fish:*:*:irssi_0.99:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:fish:fish:*:*:mirc_1.29:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:fish:fish:*:*:xchat_0.98:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
9.04%
Probability of exploitation in next 30 days
EPSS Percentile
94.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-17181 · Apr 17, 2011
This CVE's current EPSS score of 0.0905 is in the 91st percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

microsoftpatch availablevia msrc
Product: cbl2 fish on CBL Mariner 2.0
microsoftpatch availablevia msrc
Product: 19640-16823

Vendor Advisories (1)

microsoft2007-Mar/CVE-2007-1397Critical

Multiple stack-based buffer overflows in the (1) ExtractRnick and (2) decrypt_topic_332 functions in FiSH allow remote attackers to execute arbitrary code via long strings.

Mar 2, 2007

References

blogs.23.nu / ilja/stories/14493
Exploit
secunia.com / advisories/24495
securityreason.com / securityalert/8216
exchange.xforce.ibmcloud.com / vulnerabilities/32892
securityfocus.com / bid/22880
vupen.com / english/advisories/2007/0910