CVE-2001-1496
9.8
CRITICAL · CVSS 3.1 · EPSS 4.8% (pctl 92)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
Off-by-one buffer overflow in Basic Authentication in Acme Labs thttpd 1.95 through 2.20 allows remote attackers to cause a denial of service and possibly execute arbitrary code.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 4.84% — more likely to be exploited than 92% of all CVEs |
| Weakness | CWE-193 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2001-12-31 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| acme | thttpd |
References
- http://www.securityfocus.com/archive/1/241310
- http://www.securityfocus.com/archive/1/241953
- http://www.securityfocus.com/bid/3562
- https://exchange.xforce.ibmcloud.com/vulnerabilities/7595
- http://www.securityfocus.com/archive/1/241310
- http://www.securityfocus.com/archive/1/241953
- http://www.securityfocus.com/bid/3562
- https://exchange.xforce.ibmcloud.com/vulnerabilities/7595
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