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Barberry Security Advisory - regarding x/auth periodic vesting accountsGHSA-j2cr-jc39-wpx5

Fix: cosmos/cosmos-sdk#16466

GHSA-j2cr-jc39-wpx5 is a security vulnerability in github.com/cosmos/cosmos-sdk. A fix is available for github.com/cosmos/cosmos-sdk — see the affected versions and patch details below.

Also known asGHSA-w44m-8mv2-v78hGO-2023-1861
Published
Updated
Affected
2 pkgs
Patched
2 / 2
Exploits
None indexed
Exploitation data as of Nov 8, 2023 · OSV.dev, FIRST.org (EPSS)

Real-World Exposure

2 pkgs affected
🐹github.com/cosmos/cosmos-sdk🐹github.com/cosmos/cosmos-sdk

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Go packages — download data is not available via public APIs for these ecosystems.

Description

Impact

In PeriodicVestingAccount, defined in x/auth, an attacker can initialize a victim's account as a malicious vesting account, which allows deposits but does not allow withdrawals. When the user then deposits funds into their account, those funds are locked forever, and the user is not able to withdraw them.

Patches

>= v0.46.13 for Cosmos SDK v0.46.x >= v0.47.3 for Cosmos SDK v0.47.x

If a network backported periodic vesting accounts to earlier versions of the SDK, those networks are affected too.

Workarounds

There is no workaround for this issue. Upgrade immediately.

References

Affected Packages

2 total 2 fixed
EcosystemPackageVulnerable rangeFix
🐹Gogithub.com/cosmos/cosmos-sdk≥ 0.46.0&&< 0.46.130.46.13go get github.com/cosmos/cosmos-sdk@v0.46.13
🐹Gogithub.com/cosmos/cosmos-sdk≥ 0.47.0&&< 0.47.30.47.3go get github.com/cosmos/cosmos-sdk@v0.47.3

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for github.com/cosmos/cosmos-sdk, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update github.com/cosmos/cosmos-sdk to 0.46.13 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-j2cr-jc39-wpx5 is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Frequently Asked Questions

### Impact In `PeriodicVestingAccount`, defined in `x/auth`, an attacker can initialize a victim's account as a malicious vesting account, which allows deposits but does not allow withdrawals. When the user then deposits funds into their account, those funds are locked forever, and the user is not able to withdraw them. ### Patches \>= v0.46.13 for Cosmos SDK v0.46.x \>= v0.47.3 for Cosmos SDK v0.47.x If a network backported periodic vesting accounts to earlier versions of the SDK, those networks are affected too. ### Workarounds There is no workaround for this issue. Upgrade immediately
O3 Security · Impact-Aware SCA

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Barberry Security Advisory - regarding x/auth periodic…