How severe is CVE-2000-1198?

CVE-2000-1198 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2000-1198 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-1198?

CVE-2000-1198 primarily affects Qualcomm Qpopper. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2000-1198?

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

When was CVE-2000-1198 published?

CVE-2000-1198 was published on 2001-08-31 and last updated on 2026-06-16.

CVE-2000-1198

CVE-2000-1198 is a medium-severity vulnerability in Qualcomm Qpopper with a CVSS 3.x base score of 5.5. 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-667.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-667
Affected product: Qualcomm Qpopper
Published: 2001-08-31
Last modified: 2026-06-16

Description

qpopper POP server creates lock files with predictable names, which allows local users to cause a denial of service for other users (lack of mail access) by creating lock files for other mail boxes.

Frequently asked questions

What is CVE-2000-1198?: qpopper POP server creates lock files with predictable names, which allows local users to cause a denial of service for other users (lack of mail access) by creating lock files for other mail boxes.
How severe is CVE-2000-1198?: CVE-2000-1198 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2000-1198 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-1198?: CVE-2000-1198 primarily affects Qualcomm Qpopper. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2000-1198?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2000-1198 published?: CVE-2000-1198 was published on 2001-08-31 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:qualcomm:qpopper:2.53:*:*:*:*:*:*:*
cpe:2.3:a:qualcomm:qpopper:3.0:*:*:*:*:*:*:*

More vulnerabilities in Qualcomm Qpopper

CVE-2003-0143 — Critical (CVSS 10.0): The pop_msg function in qpopper 4.0.x before 4.0.5fc2 does not null terminate a message buffer after a call to…
CVE-2001-1046 — Critical (CVSS 10.0): Buffer overflow in qpopper (aka qpop or popper) 4.0 through 4.0.2 allows remote attackers to gain privileges via a long…
CVE-1999-0822 — Critical (CVSS 10.0): Buffer overflow in Qpopper (qpop) 3.0 allows remote root access via AUTH command.
CVE-1999-0006 — Critical (CVSS 9.8): Buffer overflow in POP servers based on BSD/Qualcomm's qpopper allows remote attackers to gain root access using a long…
CVE-2000-0442 — High (CVSS 7.5): Qpopper 2.53 and earlier allows local users to gain privileges via a formatting string in the From: header, which is…
CVE-2000-0096 — High (CVSS 7.2): Buffer overflow in qpopper 3.0 beta versions allows local users to gain privileges via a long LIST command.

All CVEs affecting Qualcomm Qpopper →

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