How severe is CVE-2001-0690?

CVE-2001-0690 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2001-0690 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-0690?

CVE-2001-0690 primarily affects University Of Cambridge Exim. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2001-0690?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2001-0690 published?

CVE-2001-0690 was published on 2001-09-20 and last updated on 2026-06-16.

CVE-2001-0690

CVE-2001-0690 is a high-severity vulnerability in University Of Cambridge Exim with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 12% places it in the 96th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 12% (96th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: University Of Cambridge Exim
Published: 2001-09-20
Last modified: 2026-06-16

Description

Format string vulnerability in exim (3.22-10 in Red Hat, 3.12 in Debian and 3.16 in Conectiva) in batched SMTP mode allows a remote attacker to execute arbitrary code via format strings in SMTP mail headers.

Frequently asked questions

What is CVE-2001-0690?: Format string vulnerability in exim (3.22-10 in Red Hat, 3.12 in Debian and 3.16 in Conectiva) in batched SMTP mode allows a remote attacker to execute arbitrary code via format strings in SMTP mail headers.
How severe is CVE-2001-0690?: CVE-2001-0690 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2001-0690 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-0690?: CVE-2001-0690 primarily affects University Of Cambridge Exim. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2001-0690?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2001-0690 published?: CVE-2001-0690 was published on 2001-09-20 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:university_of_cambridge:exim:*:*:*:*:*:*:*:*
cpe:2.3:o:conectiva:linux:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:linux:*:*:*:*:*:*:*:*

More vulnerabilities in University Of Cambridge Exim

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CVE-2003-0743 — High (CVSS 7.5): Heap-based buffer overflow in smtp_in.c for Exim 3 (exim3) before 3.36 and Exim 4 (exim4) before 4.21 may allow remote…
CVE-2001-0889 — High (CVSS 7.5): Exim 3.22 and earlier, in some configurations, does not properly verify the local part of an address when redirecting…
CVE-2005-0021 — High (CVSS 7.2): Multiple buffer overflows in Exim before 4.43 may allow attackers to execute arbitrary code via (1) an IPv6 address…
CVE-2002-1381 — High (CVSS 7.2): Format string vulnerability in daemon.c for Exim 4.x through 4.10, and 3.x through 3.36, allows exim administrative…

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