How severe is CVE-2012-5623?

CVE-2012-5623 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2012-5623 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-5623?

CVE-2012-5623 affects Squirrelmail Change Passwd. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2012-5623?

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-2012-5623 published?

CVE-2012-5623 was published on 2020-02-13 and last updated on 2026-06-16.

CVE-2012-5623

CVE-2012-5623 is a high-severity vulnerability in Squirrelmail Change Passwd with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-327.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-327
Affected product: Squirrelmail Change Passwd
Published: 2020-02-13
Last modified: 2026-06-16

Description

Squirrelmail 4.0 uses the outdated MD5 hash algorithm for passwords.

Frequently asked questions

What is CVE-2012-5623?: Squirrelmail 4.0 uses the outdated MD5 hash algorithm for passwords.
How severe is CVE-2012-5623?: CVE-2012-5623 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2012-5623 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-5623?: CVE-2012-5623 affects Squirrelmail Change Passwd. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2012-5623?: 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-2012-5623 published?: CVE-2012-5623 was published on 2020-02-13 and last updated on 2026-06-16.

References

http://www.openwall.com/lists/oss-security/2012/12/04/6

Affected products (1)

cpe:2.3:a:squirrelmail:change_passwd:4.0:*:*:*:*:squirrelmail:*:*

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