01 Record

CVE-2018-1000888

PEAR Archive_Tar version 1.4.3 and earlier contains a CWE-502, CWE-915 vulnerability in the Archive_Tar class. There are several file operations with `$v_header['filename']` as parameter (such as

UnratedPUBLISHEDCNA: mitre

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

PEAR Archive_Tar version 1.4.3 and earlier contains a CWE-502, CWE-915 vulnerability in the Archive_Tar class. There are several file operations with `$v_header['filename']` as parameter (such as

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 19.21% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 97.1% of scored records. A rank, not a probability.
NVD base score: 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2018-12-27 18:00Z7 YR AGO

Last updated

2024-08-05 12:47Z2 YR AGO

Reserved

2018-12-20

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-502Deserialization of Untrusted DataBase

Data version

5.1

Document digest

7ab1471c0ab41aaf154fccaac3805003e7b1e8d3246928d685381728d2f62d5e

05 Affected products

VendorProductVersionsPlatforms

canonicalubuntu_linuxNot specified—

debiandebian_linuxNot specified—

phppear_archive_tarNot specified—

redhatenterprise_linuxNot specified—

redhatrhel_software_collectionsNot specified—

06 References

lists.debian.org[debian-lts-announce] 20190212 [SECURITY] [DLA 1674-1] php5 security updatehttps://lists.debian.org/debian-lts-announce/2019/02/msg00020.htmlmailing-listx_refsource_MLIST
usn.ubuntu.comUSN-3857-1https://usn.ubuntu.com/3857-1/vendor-advisoryx_refsource_UBUNTU
www.debian.orgDSA-4378https://www.debian.org/security/2019/dsa-4378vendor-advisoryx_refsource_DEBIAN
www.exploit-db.com46108https://www.exploit-db.com/exploits/46108/exploitx_refsource_EXPLOIT-DB
pear.php.nethttps://pear.php.net/package/Archive_Tar/download/x_refsource_CONFIRM
cdn2.hubspot.nethttps://cdn2.hubspot.net/hubfs/3853213/us-18-Thomas-It%27s-A-PHP-Unserialization-Vulnerability-Jim-But-Not-As-We-....pdfx_refsource_MISC
blog.ripstech.comhttps://blog.ripstech.com/2018/new-php-exploitation-technique/x_refsource_MISC
pear.php.nethttps://pear.php.net/bugs/bug.php?id=23782x_refsource_CONFIRM
security.gentoo.orgGLSA-202006-14https://security.gentoo.org/glsa/202006-14vendor-advisoryx_refsource_GENTOO

01 Record index

CVE-2018-1000888

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2018-1000888

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References