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Vulnerability Database · Debian · Package report

isync: vulnerability history, versions and safety

isync is a package in the Debian ecosystem. Vulert records 8 vulnerabilities for it across 1 release, from May 2014 to Feb 2022. Each vulnerability names the versions it affects, the fixed version to move to, and a workaround where no fix has been published.

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8 vulnerabilities recorded U8
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0 with no fix published

Every vulnerability has a patched version to move to.

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0 in the last 12 months

Nothing new recorded in the last year.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all isync vulnerabilities

Vulert verdict on isync i

Updated on 23 Oct 2026

Every vulnerability Vulert records for this package has a fix, and the newest was recorded 18 Feb 2022. Apply the fixes listed below and you are clear.

Long-term outlook: usable, with an upgrade 8 vulnerabilities on record across 7 years, none in the last year.

What to do: Move the affected dependencies to the fixed versions listed below, then keep the package monitored so the next vulnerability reaches you. Fix it, then keep watch: Vulert alerts you when a new vulnerability affects the version you run. Monitor it with Vulert →

  • Vulnerabilities on record 8 over 7 years · 0 in the last year i
  • Latest disclosure 18 Feb 2022 i
  • Highest CVSS 9.8 i
  • With no published fix 0 i

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01 Versions

Which versions are affected

Every version Vulert holds for isync, newest first, with the vulnerabilities that name it. A version with a count of zero has no recorded vulnerabilities; open a version to see the vulnerabilities it is exposed to.

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Version Vulert vulnerabilities Fix published Details
1.3.0-2.2 U2 Yes Details →

Newest 1 of 1 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2014 2
  • 2021 2
  • 2022 4

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 0 of the 8 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for isync

The 5 most severe of 8 vulnerabilities recorded for this package

Search all 8 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Buffer Overflow Vulnerability in isync Package: CVE-2021-3657 9.8 critical 1.3.0-2.2+deb11u1 18 Feb 2022
Critical Heap Overflow Vulnerability in isync (CVE-2021-3578) 7.8 high 1.3.0-2.2 16 Feb 2022
Path Traversal Vulnerability in isync Package: Data Exposure Risk 7.4 high 1.3.0-2.1 23 Feb 2021
OpenSSL Man-in-the-Middle Vulnerability in isync N/A unrated 1.0.4-2.2 23 May 2014
SSL Certificate Verification Bypass in Isync Package N/A unrated 1.0.4-2.2 23 May 2014

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Updated: 23/Oct/2026 · Vulnerabilities in our DB: 524315

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Questions

About isync

Is isync safe to use?

Vulert records 8 vulnerabilities for isync in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 8 not yet rated. Every one of them has a published fix, so the practical answer is to run a supported release and keep it patched.

How many vulnerabilities does isync have?

8 vulnerabilities are recorded for isync in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 8 not yet rated. The ledger on this page lists the same counts next to the date of the most recent disclosure.

How often are new isync vulnerabilities disclosed?

0 vulnerabilities were recorded for isync in the last 12 months, and the oldest entry in this database dates to 23 May 2014. Recency matters more than a lifetime total: it shows how actively new issues are being disclosed for the package you are considering.

Which versions of isync are affected?

Each vulnerability on this page lists the affected version range and the fixed version to move to. Open the vulnerability for the version you actually run — fixes are specific to a release line, not to the package as a whole.

How do I monitor isync for upcoming vulnerabilities?

Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the isync version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.