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Vulnerability record · CVE-2000-0678 · published 20 October 2000

CVE-2000-0678: Pgp vulnerability

PPgp · Pgp

PGP 5.5.x through 6.5.3 does not properly check if an Additional Decryption Key (ADK) is stored in the signed portion of a public certificate, which allows an attacker who can modify a victim's public certificate to decrypt any data that has been encrypted with the modified certificate.

5.0 CVSS 2.0 Medium EPSS 1.5% · top 26.3%
5.0CVSS 2.0 base score
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
16 Jun 2026Last modified by NVD

Description

PGP 5.5.x through 6.5.3 does not properly check if an Additional Decryption Key (ADK) is stored in the signed portion of a public certificate, which allows an attacker who can modify a victim's public certificate to decrypt any data that has been encrypted with the modified certificate.

AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.cert.org/advisories/CA-2000-18.html Third Party AdvisoryUS Government Resource
http://www.osvdb.org/4354
http://www.securityfocus.com/bid/1606 PatchVendor Advisory
http://www.cert.org/advisories/CA-2000-18.html Third Party AdvisoryUS Government Resource
http://www.osvdb.org/4354
http://www.securityfocus.com/bid/1606 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2000-0678), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.