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CVE-2001-0554: debian debian_linux Classic Buffer Overflow

CVSS: 10.0v2.0HighModified
Published 09-03-2002Last modified 08-08-2024
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Vulnerability summary

CVE-2001-0554 is a high (CVSS 10.0) Classic Buffer Overflow vulnerability in debian debian_linux. EPSS estimates a 38.75% chance of exploitation in the next 30 days, higher than 98.5% of scored vulnerabilities. 3 public exploits are recorded.

Overall risk
90/100
0100
Critical · default modelHow is this calculated?
CVSS score
10.0/10
010
High · v2.0 (NVD)
EPSS score
38.75%
0%100%
High · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits3reference, exploit-database

Timeline

  1. 09-03-2002
    PublishedVulnerability first disclosed.
  2. 08-08-2024
    Last modifiedVulnerability information updated.

Description

Buffer overflow in BSD-based telnetd telnet daemon on various operating systems allows remote attackers to execute arbitrary commands via a set of options including AYT (Are You There), which is not properly handled by the telrcv function.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

38.75%

Chance of exploitation in the next 30 days

Percentile

99%

Versus all other CVEs

30-day change

0.00 pp

From 38.75% on 19-09-2026

19-09-202619-10-2026
EPSS score
38.75%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

3 found
  • referenceUnverified

    Exploit Reference (securityfocus.com)

    Maturity: unknown

  • referenceUnverified

    Exploit Reference (securityfocus.com)

    Maturity: unknown

  • exploit-databaseremoteunixVerified

    Solaris 2.x/7.0/8 / IRIX 6.5.x / OpenBSD 2.x / NetBSD 1.x / Debian 3 / HP-UX 10 - 'TelnetD' Remote Buffer Overflow

    Maturity: weaponized

Weaknesses

CWE · root cause

Affected systems

Mit2 products
Sun2 products
  • solaris2.6
  • sunos5.0 | 5.1 | 5.2 | 5.3 | 5.4 | 5.5 | 5.5.1 | 5.7 | 5.8
Debian1 product
Freebsd1 product
  • freebsdEOL2.0 | 2.0.1 | 2.0.5 | 2.1:stable | 2.1.0 | 2.1.5 | 2.1.6 | 2.1.6.1 | 2.1.7 | 2.1.7.1 | 2.2 | 2.2:current | 2.2.1 | 2.2.2 | 2.2.3 | 2.2.4 | 2.2.5 | 2.2.6 | 2.2.7 | 2.2.8 | 3.0 | 3.0:releng | 3.1 | 3.2 | 3.3 | 3.4 | 3.5 | 3.5:stable | 3.5.1 | 3.5.1:release | 3.5.1:stable | 4.0 | 4.0:alpha | 4.0:releng | 4.1 | 4.1.1 | 4.2 | 4.3
Ibm1 product
  • aix4.3 | 4.3.1 | 4.3.2 | 4.3.3 | 5.1
Netbsd1 product
  • netbsdEOL1.0 | 1.1 | 1.2 | 1.2.1 | 1.3 | 1.3.1 | 1.3.2 | 1.3.3 | 1.4 | 1.4.1 | 1.4.2 | 1.4.3 | 1.5 | 1.5.1
Netkit1 product
Openbsd1 product
  • openbsdEOL2.0 | 2.1 | 2.2 | 2.3 | 2.4 | 2.5 | 2.6 | 2.7 | 2.8
Sgi1 product

9 vendors · 11 products

References

21 links
Show all 21 references