CVE-2008-2499
HighPublic exploitStack-based buffer overflow in the Community Services Multiplexer (aka MUX or StMux.exe) in IBM Lotus Sametime 7.5.1 CF1 and earlier, and 8.x before 8.0.1, allows remote attackers to execute arbitrary code via a crafted URL.
Published May 29, 2008 · Updated Apr 22, 2026
Key Facts
Patch immediately- CVE-2008-2499 is a high-severity vulnerability (CVSS 7.5 v2) affecting Lotus Sametime (Ibm).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 77% probability of exploitation in the next 30 days.
- Fixed versions are available, including Lotus Sametime 7.5.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS (30-day exploit likelihood)
77%
Higher than 99.5% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2008-2499 brief as a PDF
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Description
Stack-based buffer overflow in the Community Services Multiplexer (aka MUX or StMux.exe) in IBM Lotus Sametime 7.5.1 CF1 and earlier, and 8.x before 8.0.1, allows remote attackers to execute arbitrary code via a crafted URL.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Lotus SametimeIbm | 7.5.1-cf1 | 7.5 |
Patched Releases
Lotus Sametime
7.5
Timeline
Publicly disclosed
May 29, 2008
Last updated
Apr 22, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- advisory30309
- advisorysametime-stmux-bo(42575)
- advisoryhttp://www-1.ibm.com/support/docview.wss?rs=463&uid=swg21303920
- advisory1020093
- advisoryADV-2008-1595
FAQ
Common Questions.
Stack-based buffer overflow in the Community Services Multiplexer (aka MUX or StMux.exe) in IBM Lotus Sametime 7.5.1 CF1 and earlier, and 8.x before 8.0.1, allows remote attackers to execute arbitrary code via a crafted URL.
Affected: Lotus Sametime (Ibm) versions 7.5.1-cf1. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Lotus Sametime 7.5.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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