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CVE Record

CVE-2018-7032: webcheckout in myrepos through 1.20171231 does not sanitize URLs that are passed to git clone, allowing a m...

webcheckout in myrepos through 1.20171231 does not sanitize URLs that are passed to git clone, allowing a malicious website operator or a MitM attacker to take advantage of it for arbitrary code execution, as demonstrated by an "ext::sh -c" attack or an option injection attack.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2018-7032 is an arbitrary code execution risk in webcheckout, part of myrepos through 1.20171231. If a user runs webcheckout against a malicious or intercepted website-provided URL, unsafe handling before git clone can let attacker-controlled input execute code on that user's machine.

Executive priority

Treat this as a targeted developer-workstation risk, not a broad internet-facing server emergency. Prioritize teams that use myrepos webcheckout for source retrieval, because successful exploitation can execute code in a trusted developer context.

Technical view

webcheckout does not sanitize URLs before passing them to git clone. The CVE describes abuse by a malicious website operator or man-in-the-middle attacker using Git URL or option injection behavior. The public bundle does not provide CVSS, CWE, a named fixed version, or detailed vendor remediation.

Likely exposure

Exposure is most likely on developer or operations workstations using webcheckout from myrepos through 1.20171231, especially when fetching repository lists from untrusted websites or over interceptable network paths.

Exploitation context

The source bundle does not indicate CISA KEV listing or active exploitation. The attack requires attacker influence over URLs consumed by webcheckout, such as a malicious website operator or a man-in-the-middle position.

Researcher notes

Evidence is limited to the CVE record, CVE List entry, and Debian bug reference. No CVSS, CWE, patch version, exploit-in-the-wild evidence, or affected CPE data is provided in the bundle. Validate distro package status before making remediation claims.

Mitigation direction

  • Identify systems with myrepos or webcheckout installed.
  • Check vendor or distribution advisories for fixed myrepos packages.
  • Upgrade from myrepos versions through 1.20171231 where applicable.
  • Avoid running webcheckout on untrusted website-provided repository lists.
  • Prefer trusted, authenticated sources for repository checkout metadata.

Validation and detection

  • Inventory installed myrepos versions on developer and operations systems.
  • Review whether webcheckout is used in automation or onboarding scripts.
  • Check package manager history for updates after 1.20171231.
  • Review logs or scripts for webcheckout use with untrusted URLs.
  • Confirm remediation guidance against Debian bug 840014 or distribution advisories.
Prepared
Confidence
medium
Sources
3

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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description · low confidence lookup

Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2018-7032 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.