CVE-2007-4515: yahoo messenger

CVSS: 9.3v2.0HighModified

Published 31-08-2007Last modified 07-08-2024

Vulnerability summary

CVE-2007-4515 is a high (CVSS 9.3) vulnerability in yahoo messenger. EPSS estimates a 33.01% chance of exploitation in the next 30 days, higher than 98.3% of scored vulnerabilities. 3 public exploits are recorded.

Overall risk

70/100

0100

High · default modelHow is this calculated?

CVSS score

9.3/10

010

High · v2.0 (NVD)

EPSS score

33.01%

0%100%

High · 0.00 pp in 30 days

KEVNot listedIn no KEV catalog

RansomwareNone recordedNo known use recorded

Public exploits3exploit-database, metasploit

Timeline

31-08-2007
PublishedVulnerability first disclosed.
07-08-2024
Last modifiedVulnerability information updated.

Description

Buffer overflow in a certain ActiveX control in YVerInfo.dll before 2007.8.27.1 in the Yahoo! services suite for Yahoo! Messenger before 8.1.0.419 allows remote attackers to execute arbitrary code via unspecified vectors involving arguments to the (1) fvCom and (2) info methods. NOTE: some of these details are obtained from third party information.

CVSS metrics

1 score · 1 source · 1 version

v2.09.3

EPSS trend

Probability

33.01%

Chance of exploitation in the next 30 days

Percentile

98%

Versus all other CVEs

30-day change

0.00 pp

From 33.01% on 20-09-2026

20-09-202620-10-2026

EPSS score

33.01%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

3 found

exploit-databaseremotewindowsVerified
Yahoo! Messenger - 'YVerInfo.dll 2007.8.27.1' ActiveX Buffer Overflow
Maturity: weaponized
exploit-databaseremotewindowsVerified
Yahoo! Messenger - 'YVerInfo.dll' ActiveX Control Buffer Overflow (Metasploit)
Maturity: weaponized
MetasploitremoteUnverified
Yahoo! Messenger YVerInfo.dll ActiveX Control Buffer Overflow
exploit/windows/browser/yahoomessenger_fvcom
Maturity: poc

Weaknesses

CWE · root cause

CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

Affected systems

Yahoo1 product

messenger≤ 8.1.0.413

1 vendor · 1 product

References

9 links

osvdb.org/37739VDB EntryX Refsource OSVDB
secunia.com/advisories/26579Third Party AdvisoryX Refsource SECUNIAPatchVendor Advisory
exchange.xforce.ibmcloud.com/vulnerabilities/36363VDB EntryX Refsource XF
messenger.yahoo.com/security_update.php?id=082907X Refsource CONFIRMPatch
labs.idefense.com/intelligence/vulnerabilities/display.php?id=591Third Party AdvisoryX Refsource IDEFENSEPatchVendor Advisory
securityreason.com/securityalert/3083Third Party AdvisoryX Refsource SREASON
securitytracker.com/id?1018628VDB EntryX Refsource SECTRACK
www.securityfocus.com/bid/25494VDB EntryX Refsource BID
www.vupen.com/english/advisories/2007/3011VDB EntryX Refsource VUPEN

Vulnerability summary

Timeline

Description

CVSS metrics

EPSS trend

Known exploited

Public exploits

Weaknesses

Affected systems

References

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