How severe is CVE-2007-3108?

CVE-2007-3108 has a CVSS 2.0 base score of 1.2, rated low severity.

Is CVE-2007-3108 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-3108?

CVE-2007-3108 affects Openssl. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-3108?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2007-3108 published?

CVE-2007-3108 was published on 2007-08-08 and last updated on 2026-06-16.

CVE-2007-3108

CVE-2007-3108 is a low-severity vulnerability in Openssl with a CVSS 2.0 base score of 1.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Low (CVSS 2.0 base score 1.2)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Openssl
Published: 2007-08-08
Last modified: 2026-06-16

Description

The BN_from_montgomery function in crypto/bn/bn_mont.c in OpenSSL 0.9.8e and earlier does not properly perform Montgomery multiplication, which might allow local users to conduct a side-channel attack and retrieve RSA private keys.

Frequently asked questions

What is CVE-2007-3108?: The BN_from_montgomery function in crypto/bn/bn_mont.c in OpenSSL 0.9.8e and earlier does not properly perform Montgomery multiplication, which might allow local users to conduct a side-channel attack and retrieve RSA private keys.
How severe is CVE-2007-3108?: CVE-2007-3108 has a CVSS 2.0 base score of 1.2, rated low severity.
Is CVE-2007-3108 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3108?: CVE-2007-3108 affects Openssl. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-3108?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-3108 published?: CVE-2007-3108 was published on 2007-08-08 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*

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Threat intelligence

Threat-intel indicators referencing this CVE:

222.99.52.202 (ipv4-addr)
90.160.135.217 (ipv4-addr)
62.36.19.42 (ipv4-addr)
62.36.19.41 (ipv4-addr)
171.100.156.38 (ipv4-addr)